current affairs 14 september 2022

 

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What is the Indian Regional Navigation Satellite System (IRNSS-NavIC)?

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  ✅ Why in News :  Usage of Indian Regional Navigation Satellite System(NavIC system) has increased in sectors like transportation and personal mobility. 🔸There is also an increase in the number of NavIC enabled smart mobile phone models in the Indian market. ▪️About Indian Regional Navigation Satellite System ( IRNSS )  ✅IRNSS is an independent regional navigation satellite system developed by the Indian Space Research Organization (ISRO). ✅The main objective is to provide reliable position, navigation and timing services over India and its neighbourhood. ✅IRNSS is a regional and not a global navigation system. ✅Unlike the widely used GPS which includes 24 satellites, NavIC has 8 satellites and their range is within India and its adjoining regions extending up to 1,500 km from the country’s border. ✅Technically satellite systems with more satellites provide more accurate positioning information. However, compared to GPS which has a position accuracy of 20-30 metres, the...
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Carbon Dating Method

  🔆Carbon Dating Method ✅ The District Court in Varanasi allowed a petition seeking Carbon Dating of the structure inside the Gyanvapi mosque that the Hindu side has claimed is a ‘ Shivling ’. ▪️What is Carbon dating? ✅It is a widely-used method applied to establish the age of organic material, things that were once living.  ✅Living things have carbon in them in various forms.  ✅The dating method makes use of the fact that a particular isotope of carbon called C-14, with an atomic mass of 14, is radioactive, and decays at a rate that is well known. ✅The most abundant isotope of carbon in the atmosphere is carbon-12 or a carbon atom whose atomic mass is 12.  ✅A very small amount of carbon-14 is also present. ✅Process : Plants get their carbon through the process of photosynthesis, while animals get it mainly through food. Because plants and animals get their carbon from the atmosphere, they too acquire carbon-12 and carbon-14 isotopes in roughly the same proportion a...
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Interpol launches first-ever metaverse

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  🔆Interpol launches first-ever metaverse ✅ Interpol unveiled the first-ever ‘ metaverse ’ specifically designed for law enforcement worldwide, at the 90th General Assembly in Delhi. Key Highlights: post-office-regulations-2024-2025-post-office from sivappr388 medium;">✅WEF: The World Economic Forum has partnered with Interpol on Meta. ✅Virtual tour: It allows the registered users to take a virtual tour of its general secretariat headquarters in France’s Lyon. Interact with other officers via their avatars ✅Take training courses in forensic investigation and other policing skills, it said. ✅Secure cloud: The facility is provided through the global police organization’s secure cloud. ✅Creation of an expert group on the metaverse: To represent the concerns of law enforcement on the global stage Ensure that the new virtual world is secure by design.   ✅ Challenges for metaverse: Social engineering scams Violent extremism Misinformation   List of possible crimes li...
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